X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/e2fac8b15b12a7979f72090454d850e612fc5b13..b0d623f7f2ae71ed96e60569f61f9a9a27016e80:/tools/tests/libMicro/getenv.c?ds=inline

diff --git a/tools/tests/libMicro/getenv.c b/tools/tests/libMicro/getenv.c
new file mode 100644
index 000000000..f75bfd476
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+++ b/tools/tests/libMicro/getenv.c
@@ -0,0 +1,126 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms
+ * of the Common Development and Distribution License
+ * (the "License").  You may not use this file except
+ * in compliance with the License.
+ *
+ * You can obtain a copy of the license at
+ * src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing
+ * permissions and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL
+ * HEADER in each file and include the License file at
+ * usr/src/OPENSOLARIS.LICENSE.  If applicable,
+ * add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your
+ * own identifying information: Portions Copyright [yyyy]
+ * [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+/*
+ * test getenv
+ */
+
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include <string.h>
+
+#include "libmicro.h"
+
+#define	DEFS			100
+
+static int			opts = DEFS;
+
+int
+benchmark_init()
+{
+	(void) sprintf(lm_optstr, "s:");
+
+	lm_tsdsize = 0;
+
+	(void) sprintf(lm_usage,
+	    "       [-s search-size (default = %d)]\n"
+	    "notes: measures time to search env for missing string\n",
+	    DEFS);
+
+	lm_nsecs_per_op = 200;
+
+	return (0);
+}
+
+int
+benchmark_optswitch(int opt, char *optarg)
+{
+	switch (opt) {
+	case 's':
+		opts = atoi(optarg);
+		break;
+	default:
+		return (-1);
+	}
+	return (0);
+}
+
+int
+benchmark_initrun()
+{
+	extern char **		environ;
+	int			i, j;
+
+	/* count environment strings */
+
+	for (i = 0; environ[i++]; )
+		;
+
+	/*
+	 * pad to desired count
+	 */
+
+	if (opts < i)
+		opts = i;
+
+	for (j = i; j < opts; j++) {
+		char buf[80];
+		(void) sprintf(buf, "VAR_%d=%d", j, j);
+		(void) putenv(strdup(buf));
+	}
+
+	return (0);
+}
+
+/*ARGSUSED*/
+int
+benchmark(void *tsd, result_t *res)
+{
+	int			i;
+	char 			*search = "RUMPLSTILTSKIN";
+
+	for (i = 0; i < lm_optB; i += 10) {
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+		(void) getenv(search);
+	}
+	res->re_count = i;
+
+	return (0);
+}